Mercury Milan Is Leaking Oil

Common Causes of Oil Leaks in Your Mercury Milan and How to Fix Them Effectively

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Reviewed by
Aisha
Written by RepairPal Car Genius
Updated January 14, 2025
0%
80% chance it's the
Oil System Components
0%
20% chance it's the
Engine Gaskets
The most common reasons a Mercury Milan is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A worn or damaged oil pump or filter can lead to low oil pressure, resulting in inadequate lubrication and potential engine damage.
  • Engine Gaskets: A worn or damaged engine gasket can lead to oil or coolant leaks, resulting in engine overheating or loss of lubrication.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a Mercury Milan is leaking oil?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Oil pans don't wear out or break like other parts, they generally only need to be replaced because of external damage from an accident or an improperly tightened drain plug. The main symptom you will experience is an oil leak underneath the engine of your car. The oil that leaks from a damaged oil pan will range from dark brown to dark black. If the leak is large enough or occurs for long enough the oil level will be low enough to turn the oil pressure or low oil level warning light on.

An oil leak may be noted on the ground where the vehicle is parked. However, many vehicles have plastic trays underneath the engine that may catch leaking oil and conceal the leak. In such cases, a low oil level, a burning oil smell, or even smoke from oil burning in the engine bay may be noted.

»MORE: Signs of a bad oil pan gasket

The engine oil pressure warning light will come on if the engine oil pressure is low, or if the oil pressure sensor is faulty. In either case, engine power may be reduced significantly. The check engine light may also illuminate, and an on-board diagnostic (OBD) trouble code will be stored in the vehicle's computer.

How to Diagnose and Fix Oil Leaks in a Mercury Milan?

When diagnosing oil leaks in your Mercury Milan, start by regularly checking the oil level and looking for visible signs of leaks, such as oil spots on the ground or smoke emanating from the engine. This initial observation can help you pinpoint the problem area. For a more thorough investigation, consider using an oil leak stopper, which can be added directly to the oil fill hole to temporarily seal minor leaks. If the issue persists, employing a 12 Volt Master UV Diagnostic Inspection Kit can be invaluable; by adding a specialized dye to the engine oil, you can illuminate the source of the leak under UV light, making it easier to identify the exact location. Once you have determined the source, assess whether the damaged component can be repaired or if it needs replacement. While some repairs may be straightforward, others might require professional assistance, especially for complex parts like engine gaskets or oil system components. Always evaluate repair quotes carefully to ensure that the costs align with the severity of the leak, allowing you to make informed decisions about whether to proceed with DIY repairs or seek professional help. By following this structured diagnostic approach, you can effectively manage oil leaks and maintain the health of your Mercury Milan.

How to Address Oil Leaks in a Mercury Milan?

When dealing with oil leaks in a Mercury Milan, understanding the common problems that can arise is essential for effective DIY repairs. One of the most frequent culprits is a worn-out drain plug, which can lead to oil seeping from the bottom of the oil pan. Additionally, damaged gaskets, particularly around the oil filter and valve cover, can also result in leaks. It's important to be aware of symptoms such as oil spots on the ground, a burning oil smell, or a drop in oil levels, as these can indicate a leak that needs immediate attention. If you suspect a leak but can't locate it, consider using a fluorescent oil additive, which can help highlight the source under UV light. By familiarizing yourself with these common issues, you can take proactive steps to maintain your Mercury Milan and prevent more serious engine damage down the line.

How to Address Oil Leaks in a Mercury Milan?

When it comes to oil leaks in your Mercury Milan, acting swiftly is essential to avoid costly repairs and ensure your vehicle's safety. Ignoring the symptoms of an oil leak can lead to significant engine damage, as oil is crucial for lubrication and cooling. Start by identifying the source of the leak, which could stem from worn drain plugs, damaged gaskets, or failing oil system components. Once you pinpoint the issue, you can either repair or replace the affected parts, such as gaskets or seals. For minor leaks, consider using an oil leak stopper as a temporary DIY solution, but be cautious—if the leak persists or worsens, professional inspection is advisable. Regular maintenance, including bi-weekly fluid level checks, can help you catch potential leaks early, preventing further damage and ensuring the longevity of your vehicle. Remember, timely action not only protects your Mercury Milan but also enhances your driving safety.

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